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GeoGebra
GeoGebra Classroom
GeoGebra
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勾股数
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GeoGebra
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比較五件物件的重量
正方形雪花图案
异形操场
折扣
斐波那契螺旋弧线（表格法-可动态调节）
Discover Resources
Pappus古定理證明
圓滾動
regtrg
拋物線--平行四邊形法
小游戏
Discover Topics
Area
Polygons
Conic Sections
Division
Vectors 3D (Three-Dimensional)